Question

six elements a,b,c,d,e,f have atomic no a=12 b=17 c=18 d=7 e=9 f=11 . answer following a)which of them have lowest electron affinity
b)which has highest electron affinity
c)which has largest atomic size
d)arrange them in same group in increasing order of I.E

Answer 1

Answer:

lowest electron affinity is sodium Na

highest electron affinity is chlorine cl

sodium has largest atomic size

cl>F